CN113108608B

CN113108608B - Automatic feeding system for round steel of heating furnace

Info

Publication number: CN113108608B
Application number: CN202110339572.2A
Authority: CN
Inventors: 于涛; 张晓�
Original assignee: Shandong Yiran Environmental Protection Technology Co ltd
Current assignee: Shandong Yiran Environmental Protection Technology Co ltd
Priority date: 2021-03-30
Filing date: 2021-03-30
Publication date: 2022-02-22
Anticipated expiration: 2041-03-30
Also published as: CN113108608A

Abstract

A heating furnace round steel automatic feeding system comprises a feeding mechanism, a lifting mechanism and a feeding mechanism, wherein a round steel transfer channel is connected between the feeding mechanism and the lifting mechanism, and a transverse feeding mechanism is arranged above the round steel transfer channel and the lifting mechanism; the feeding mechanism includes material pushing portion and pushes away the material track, it is located between material lifting slider and the furnace gate to push away the material track, it is equipped with spacing gyro wheel to push away the material track left and right sides, it includes the telescoping cylinder and pushes away the workbin to push away the material portion, the telescoping cylinder head is towards furnace gate one side, it is connected with the telescoping cylinder head outside to push away the workbin, it is close to furnace gate one side and rotates and be connected with the scraping wings to push away the workbin, the scraping wings both sides can be taken on spacing gyro wheel, the scraping wings and the maximum distance that pushes away between the material track are not less than the round steel diameter. The system has high automation degree, is simple and convenient to operate, effectively reduces the labor intensity of workers and improves the working efficiency.

Description

Automatic feeding system for round steel of heating furnace

Technical Field

The invention relates to the technical field of metal forging heating, in particular to an automatic round steel feeding system of a heating furnace.

Background

Forging can improve various properties of metal, and is a common process in the machining process. To achieve certain properties, metals need to be forged at high temperatures to achieve this property. The forging heating furnace is indispensable processing equipment in the forging processing, and a reasonable, simple and high-automation-degree feeding mode is indispensable equipment for improving the labor efficiency and reducing the labor intensity.

At present, a through type heating furnace is mostly adopted for heating round steel, and the feeding of the through type heating furnace generally adopts manual work or a simple cylinder jacking machine, and the material is put into the furnace. Feeding like this, all need artifical transport including the feeding, lead to the workman to do the life and waste time and energy, intensity of labour is big, influences work efficiency.

Disclosure of Invention

The invention provides the automatic feeding system of the heating furnace for round steel aiming at round steel heating aiming at the defects in the prior art, and the system has the advantages of high automation degree, simple and convenient operation, effective reduction of the labor intensity of workers and improvement of the working efficiency.

The technical scheme of the invention is as follows:

the utility model provides a heating furnace round steel automatic feed system, includes feed mechanism, carries material mechanism and feed mechanism, be connected with round steel transfer passage between feed mechanism and the material mechanism of carrying, horizontal feed mechanism has been arranged to round steel transfer passage and material mechanism top of carrying, and the round steel is from feed mechanism send back to round steel transfer passage in, roll to carrying material mechanism department, transports to feed mechanism department by carrying material mechanism, delivers to the heating furnace in through feed mechanism again.

Further, feed mechanism is including snatching portion and promotion portion, snatch portion snatchs the round steel to promoting portion on, promote portion can promote the round steel to round steel transfer passage one end. Preferably, the gripping portion includes an electromagnet.

Further, carry material mechanism including carrying material slider and power device, carry material slider upwards lift the round steel under power device's effect to feed mechanism's track on, the lowest position of carrying material slider is less than round steel transfer passage.

Further, feed mechanism is including pushing away material portion and pushing away the material track, it is located between material carrying slider and the furnace gate to push away the material track, it is equipped with spacing gyro wheel to push away the material track left and right sides, it includes the telescoping cylinder and pushes away the material case to push away the material portion, the telescoping cylinder head is towards furnace gate one side, it is connected with the telescoping cylinder head outside to push away the material case, it is close to furnace gate one side and rotates and be connected with the scraping wings to push away the material case, the scraping wings both sides can be taken on spacing gyro wheel, the scraping wings and the maximum distance that pushes away between the material track are not less than the round steel diameter.

According to the automatic round steel feeding system for the heating furnace, the material pushing plate comprises a material pushing turning plate and roller sliding plates, the roller sliding plates are located on two sides of the material pushing turning plate, the connection mode of the roller sliding plates and the material pushing turning plate comprises fan-shaped connection, and the roller sliding plates are closer to one side of the material pushing portion. When the roller sliding plate is contacted with the limiting roller, a certain distance is kept between the material pushing turning plate and the material pushing rail.

Furthermore, a hinge support is arranged at the connecting end of the material pushing box and the material pushing plate, the hinge support is hinged to the material pushing turning plate, the foremost end of the hinge support is lower than or not larger than the hinged center of the material pushing box and the material pushing plate, and the width of the hinge support is not smaller than that of the material pushing plate. When the foremost end of the material pushing box exceeds the limiting idler wheel, the material pushing plate naturally sags, and when the idler wheel sliding plate rotates backwards, the material pushing plate can be limited at the foremost position of the hinge support, so that the material pushing plate cannot rotate backwards without limit. Preferably, when the roller sliding plate rotates backwards and is in contact with the foremost position of the hinge support, the material pushing turning plate is perpendicular to the material pushing rail.

Furthermore, when the material pushing turning plate is perpendicular to the material pushing rail, the material pushing turning plate is at a minimum distance from the material pushing rail, the distance is smaller than the radius of the round steel, the material pushing turning plate can conveniently apply force to the round steel, and the round steel is pushed into the furnace door.

According to the automatic feeding system for the round steel of the heating furnace, one end, close to the material lifting slide block, of the material pushing track is provided with the material lifting limiting plate, the lowest point of the material lifting limiting plate is lower than the highest point of the material lifting slide block, and the material lifting slide block is lifted upwards in a space formed by the material lifting limiting plate and the round steel transfer channel.

Furthermore, the round steel transfer passage is obliquely arranged, and the height of one side close to the lifting part is higher than that of one side close to the lifting mechanism. Round steel promotes the high-end back of round steel transfer passage under the effect of feed mechanism, can roll to the material slider of carrying of promotion portion on by oneself under the action of gravity.

Further, it is equipped with the slider kicking plate to carry material slider top, the slider kicking plate is close to round steel transfer passage one side and is equipped with outside convex boss, boss and round steel transfer passage contact, the length that the boss part was detached to the slider kicking plate is greater than the round steel radius, when carrying the material slider upwards to promote the round steel, can guarantee that the area more than half of round steel is located carries the material slider top, prevents that the round steel from dropping.

According to the automatic heating furnace round steel feeding system, the lower end of the material lifting slider is provided with the first limiting block, the lower end of the material lifting limiting plate is provided with the second limiting block, and the distance between the first limiting block and the second limiting block is determined according to the height between the slider ejector plate and the material pushing track.

Further, the second stopper highly is less than the round steel transfer passage and is close to the height of carrying material slider one end, carries out good package to carrying the material slider and presss from both sides, guarantees to carry the slip orbit of material slider.

Compared with the prior art, the invention has the advantages that:

1. the automatic round steel feeding system for the heating furnace, disclosed by the invention, comprises the feeding mechanism, the lifting mechanism and the feeding mechanism, wherein the three parts are mutually interlocked in action control, so that the whole structure is compact, the occupied area is small, and the space is saved.

2. The automatic round steel feeding system for the heating furnace has the advantages of high automation degree, simplicity and convenience in operation, capability of effectively reducing the labor intensity of workers and improving the working efficiency.

Drawings

The aspects and advantages of the present application will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention.

In the drawings:

FIG. 1 is a schematic structural view of a round steel automatic feeding system of a heating furnace in the present embodiment when a material lifting mechanism works;

FIG. 2 is a schematic structural diagram of a feeding mechanism of the round steel automatic feeding system of the heating furnace in this embodiment during operation;

FIG. 3 is a top view of FIG. 1;

the components represented by the reference numerals in the figures are:

1. the device comprises a material pushing cylinder, 2, a material pushing slider, 3, a slope way, 4, an electromagnet, 5, an electric block, 6, a movable guide rail, 7, a guide rail frame, 8, a material pushing cylinder, 9, a slider baffle, 10, a material lifting slider, 11, a slider ejector plate, 12, a material lifting limiting plate, 13, a support frame, 14, a material lifting cylinder, 15, a limiting roller, 16, a roller sliding plate, 17, a material pushing turning plate, 18, a roller support, 19, an upper layer material plate, 20, a furnace door, 21, a limiting stop block, 22, round steel, 23, a material discharging flat plate, 24, a material discharging inclined plate, 25, a guiding rectangular sliding pipe, 26, a round steel transfer channel, 27, a first limiting block, 28, a second limiting block, 29, a material pushing rectangular box, 30 and a hinge support.

Detailed Description

Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. It should be noted that these embodiments are provided so that this disclosure can be more completely understood and fully conveyed to those skilled in the art, and the present disclosure may be implemented in various forms without being limited to the embodiments set forth herein.

The directions "front and back", "left and right", etc. mentioned in the present invention are only used to express the relative positional relationship, and are not restricted by any specific directional references in practical application.

Examples

Referring to fig. 1-3, heating furnace round steel automatic feed system in this embodiment includes feed mechanism, carries material mechanism and feed mechanism, be connected with round steel transfer passage 26 between feed mechanism and the material mechanism of carrying, horizontal feed mechanism has been arranged to round steel transfer passage 26 and the material mechanism top of carrying, and round steel 22 is sent to round steel transfer passage 26 back in from feed mechanism, rolls to carrying material mechanism department, transports to feed mechanism department by carrying material mechanism, sends to the heating furnace in through feed mechanism again.

Further, the feeding mechanism comprises a grabbing part and a lifting part, the grabbing part comprises an electromagnet 4, the electromagnet 4 is controlled by an electric hoist 5 to lift, the electric hoist 5 can move in an upper moving guide rail 6, and the moving guide rail 6 is assembled on a guide rail frame 7. The promotion portion is including pushing away material cylinder 1, pushing away material slider 2 and ramp 3, push away material cylinder 1 bottom and frame connection, the top push rod with push away material slider 2 and be connected, it is equipped with limit stop 21 to push away material slider 2 both sides, the restriction push away material slider 2 along vertical orbiting, be fixed with ramp 3 at the top that pushes away material slider 2, ramp 3 length is greater than the diameter of a round steel at least, the lower one end of ramp is towards the entry of round steel transfer passage 26. During the material loading, snatch round steel 22 to ramp 3 on through electro-magnet 4, perhaps on the blowing flat plate 23 of ramp 3 top, under the thrust effect that pushes away material cylinder 1, ramp 3 rises, makes the round steel roll into round steel transfer passage 26 from the lower one end of ramp 3 in, to the conveying of material lifting mechanism one side.

Further, it includes material lifting slider 10, material lifting cylinder 14 and support frame 13 to carry the material mechanism, material lifting cylinder 14 fixes on support frame 13, material lifting slider 10 is controlled by material lifting cylinder 14 and is removed along vertical route to on lifting round steel 22 to feed mechanism's track, material lifting slider 10's lowest position is less than round steel transfer passage 26, and the round steel 22 of being convenient for falls to material lifting slider 10 top from round steel transfer passage 26.

Further, the feeding mechanism comprises a pushing part and a pushing track, the pushing track comprises an upper layer material plate 19 and is located between the material lifting slide block 10 and the furnace door 20, limiting rollers 15 are arranged on the left side and the right side of the upper layer material plate 19, the limiting rollers 15 are assembled on a roller support 18 on the lower portion, the limiting rollers 15 on the two sides are oppositely arranged, and a central connecting line is parallel to the furnace door 20. The material pushing portion comprises a material pushing oil cylinder 8, a guide rectangular sliding pipe 25 and a material pushing rectangular box 29, the head of the material pushing oil cylinder 8 faces one side of the furnace door 20, the head of a telescopic rod of the material pushing oil cylinder 8 is fixedly connected with the material pushing rectangular box 29, the width of the material pushing rectangular box 29 is smaller than the distance between the limiting idler wheels 15 on the two sides, and round steel can be pushed forwards to the upper-layer material plate 19.

Furthermore, a guide rectangular sliding pipe 25 is arranged outside the pushing rectangular box 29 and used for limiting the moving track of the pushing rectangular box 29, so that the pushing rectangular box 29 pushes the round steel into the heating furnace along the direction perpendicular to the furnace door 20.

Furthermore, a certain gap is reserved between the rectangular sliding pipe 25 and the upper layer material plate 19, an upper space of a material lifting mechanism is reserved, and the material lifting sliding block 10 can drive round steel to extend out of the gap. Preferably, the highest height of the upward movement of the lifting slider 10 is slightly higher than that of the upper-layer material plate 19, after the round steel is lifted to the proper position by the lifting slider 10, the pushing cylinder 8 can push the round steel forward to roll into the furnace door 20 along the upper-layer material plate 19, and the downward movement of the lifting slider 10 continues to convey the next round steel.

Because the temperature in the heating furnace is high, the pushing material cylinder 8 cannot excessively approach the furnace door 20, and therefore, in the embodiment, the front part of the pushing material rectangular box 29 also extends outwards and is hinged with a pushing material plate. The ejector plate is used to push round steel into the interior of the oven door 20, see fig. 2.

Referring to fig. 3, the material pushing plate includes a material pushing turning plate 17 and roller sliding plates 16, the roller sliding plates 16 are located on two sides of the material pushing turning plate 17, and are connected with the material pushing turning plate 17 in a fan-shaped manner, and the roller sliding plates 16 are closer to one side of the material pushing portion.

Further, the distance between the roller sliding plates 16 on the two sides is matched with the distance between the limiting rollers 15, and when the pushing oil cylinder 8 is completely retracted, the roller sliding plates 16 can be lapped on the limiting rollers 15. Preferably, when the pushing turning plate 17 rotates around the front part of the pushing rectangular box 29, the maximum distance between the pushing turning plate 17 and the upper layer material plate 19 is not less than the diameter of the round steel 22.

Further, a hinge support 30 is arranged at the connecting end of the pushing rectangular box 29 and the pushing plate, the hinge support 30 is hinged to the pushing turning plate 17, the foremost end of the hinge support 30 is lower than or not larger than the hinged center of the pushing rectangular box and the pushing plate, and the width of the hinge support 30 is not smaller than the width of the pushing plate. When the pushing rectangular box 29 is pushed forward and the foremost end exceeds the limiting roller 15, the pushing plate naturally sags and the roller sliding plate 16 rotates backward. At this time, the roller slide 16 is preferably abutted against the hinge bracket 30 by the foremost position of the hinge bracket 30 to restrict the pushing flap 17 from continuing to rotate backward. Preferably, when the roller sliding plate 16 rotates backwards and contacts with the foremost position of the hinge bracket 30, the pushing turning plate 17 is perpendicular to the pushing track, at this time, the pushing rectangular box 29 is pushed continuously, and the pushing turning plate 17 at the foremost position pushes the round steel 22 into the oven door 20.

Further, when the pushing turning plate 17 is perpendicular to the upper layer material plate 19, the pushing turning plate 17 is at a minimum distance from the upper layer material plate 19, and the distance is smaller than the radius of the round steel 22, so that the pushing turning plate 17 can apply force on the round steel 22 to push the round steel 22 into the oven door 20.

In this embodiment, the round steel transfer passage 26 is the space that forms between direction rectangle slide pipe 25 and the blowing swash plate 24, the blowing swash plate 24 is arranged to the slope of material lifting slider 10 one end from ramp 3 one end, is higher than the height of being close to material lifting slider 10 one side near ramp 3 one side height. After the round steel 22 is lifted to the high end of the round steel transfer channel 26 under the action of the feeding mechanism, the round steel can automatically roll onto the lifting slide block 10 of the lifting part under the action of gravity.

Further, one end, close to the lifting slider 10, of the upper-layer material plate 19 is provided with a lifting limiting plate 12, the lifting limiting plate 12 is arranged in the vertical direction, the lowest point is lower than the highest point of the lifting slider 10, and the lifting slider 10 performs an upward lifting action in a space formed by the lifting limiting plate 12 and the round steel transfer channel 26.

Further, a slider ejector plate 11 is arranged at the top of the lifting slider 10, slider baffles 9 are arranged on two sides of the lifting slider, and the lifting action is performed in a vertical channel between the round steel transfer channel 26 and the lifting limiting plate 12 under the driving of the lifting cylinder 14.

Preferably, slider kicking plate 11 is equipped with outside convex boss near round steel transfer passage 26 one side, when carrying material slider 10 and being located the lowest position, the boss contacts with round steel transfer passage 26, guarantees that the round steel rolls the boss. The length of the lug boss removing part of the sliding block ejector plate 11 is larger than the radius of the round steel 22, when the round steel 22 is upwards pushed by the lifting sliding block 10, the area of more than half of the round steel 22 can be ensured to be positioned above the lifting sliding block 10, and the round steel 22 is prevented from falling.

Further, a first limiting block 27 is arranged at the lower end of the material lifting slider 10, a second limiting block 28 is arranged at the lower end of the material lifting limiting plate 12, and the distance between the first limiting block 27 and the second limiting block 28 is determined according to the height between the slider ejector plate 11 and the material pushing rail. When the first limiting block 27 contacts with the second limiting block 28, the material lifting slide block 10 just lifts the round steel to the upper-layer material plate 19, and at the moment, the material pushing cylinder 8 can move forward to push the round steel forward to the upper-layer material plate 19 and push the round steel to one side of the heating furnace. Preferably, the upper material plate 19 and the material pushing oil cylinder 8 are inclined towards one side of the heating furnace by a certain angle, so that round steel can roll in the heating furnace conveniently.

Further, the height of the second limiting block 28 is lower than the height of the round steel transfer channel 26 close to one end of the lifting slide block 10, so that the lifting slide block 10 is well clamped, and the sliding track of the lifting slide block 10 is guaranteed.

The following describes the specific working mode of the round steel automatic feeding system of the heating furnace of the present invention with reference to fig. 1 and 2:

firstly, the electric hoist 5 drives the electromagnet 4 to suck round steel to a specified position or directly suck the round steel to the slope 3, the pushing cylinder 1 is started, the pushing cylinder 1 pushes the pushing slide block 2 and the slope 3 to lift the round steel to the inlet of the round steel rotating channel 26, the round steel slides downwards from the round steel rotating channel 26 to the lifting slide block 10, the round steel is lifted to the gap between the guide rectangular slide pipe 25 and the upper material plate 19 under the action of the lifting cylinder 14, at the moment, the pushing cylinder 8 is started to push the round steel to the upper material plate 19 in advance, and the lifting slide block 10 moves downwards to continue to convey the next round steel. When the pushing cylinder 8 extends to the maximum stroke, a certain distance is reserved between the pushing cylinder 8 and the furnace door 20, at the moment, the ejector rod of the pushing cylinder 8 retracts, the pushing turning plate 17 touches the first round steel at the position of the furnace door 20 in the return process, and the pushing turning plate 17 is hinged with the pushing rectangular box 29 and bypasses the first round steel to come to the other side of the round steel. After the material pushing oil cylinder 8 returns, the second round steel is lifted to the designated position, the material pushing oil cylinder 8 is pushed forwards again, at the moment, the material pushing turning plate 17 naturally droops, when the round steel moves forwards to the position of the first round steel, the material pushing turning plate 17 pushes the first round steel to enter the furnace 20, and the process is repeated.

Of course, the upper layer material plate 19 and the material pushing oil cylinder 8 are inclined towards one side of the heating furnace by a certain angle, so that the round steel can roll towards the inside of the heating furnace conveniently. Therefore, the sliding block ejector plate 11 can be designed into an inclined plane, after round steel rises to a designated position, the round steel can freely roll forwards for a certain distance, the round steel can be allowed to roll through the lower space of the round steel because the pushing oil cylinder is not started at the moment, the roller sliding plate 16 is lapped on the limiting roller 15, and the pushing turning plate 17 is in an open state, and the pushing oil cylinder 8 is started at the moment, so that the pushing turning plate 17 can be directly pushed to send the round steel into the heating furnace.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or additions or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are also included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.

Claims

1. The automatic feeding system for the round steel of the heating furnace is characterized by comprising a feeding mechanism, a lifting mechanism and a feeding mechanism, wherein a round steel transfer channel (26) is connected between the feeding mechanism and the lifting mechanism, and a transverse feeding mechanism is arranged above the round steel transfer channel (26) and the lifting mechanism;

the round steel lifting mechanism comprises a lifting sliding block (10) and a power device, the lifting sliding block (10) lifts round steel upwards onto a track of the feeding mechanism under the action of the power device, and the lowest position of the lifting sliding block (10) is lower than a round steel transferring channel (26);

feed mechanism is including pushing away material portion and pushing away the material track, it is located to carry between material slider and furnace gate (20) to push away the material track left and right sides, it is equipped with spacing gyro wheel (15) to push away the material portion, it includes the telescoping cylinder and pushes away the workbin to push away the material portion, the telescoping cylinder head is towards furnace gate (20) one side, it is connected with the telescoping cylinder head outside to push away the workbin, it is close to furnace gate (20) one side rotation and is connected with the scraping wings to push away the workbin, the scraping wings both sides can be taken on spacing gyro wheel (15), the scraping wings and the maximum distance that pushes away between the material track are not less than the round steel diameter.

2. The automatic feeding system for round steel of a heating furnace as claimed in claim 1, wherein the feeding mechanism comprises a grabbing portion and a lifting portion, the grabbing portion grabs the round steel onto the lifting portion, and the lifting portion can lift the round steel to one end of the round steel transfer channel (26).

3. A heating furnace round steel automatic feeding system according to claim 1, characterized in that the material pushing plate comprises a material pushing turning plate (17) and roller sliding plates (16), and the roller sliding plates (16) are positioned on two sides of the material pushing turning plate (17).

4. A heating furnace round steel automatic feeding system according to claim 3, characterized in that a hinge bracket (30) is arranged at the connecting end of the material pushing box and the material pushing plate, the hinge bracket (30) is hinged with the material pushing turning plate (17), the foremost end of the hinge bracket (30) is lower than or not more than the hinged center of the material pushing plate and the material pushing plate, and the width of the hinge bracket (30) is not less than the width of the material pushing plate.

5. The automatic round steel feeding system of the heating furnace as claimed in claim 1, wherein a lifting limiting plate (12) is arranged at one end of the pushing track close to the lifting slider (10), the lowest point of the lifting limiting plate (12) is lower than the highest point of the lifting slider (10), and the lifting slider (10) lifts upwards in a space formed by the lifting limiting plate (12) and the round steel transfer channel (26).

6. A heating furnace round steel automatic feeding system according to claim 2, characterized in that the round steel transfer passage (26) is obliquely arranged, and the height of the side close to the lifting part is higher than that of the side close to the lifting mechanism.

7. The automatic round steel feeding system for the heating furnace as claimed in claim 2, wherein the grabbing part comprises an electromagnetic feeding device.